Phaser 6500/WorkCentre 6505 Service Manual Xerox Internal Use Only 3-35
Error Messages and Codes
Error Code Troubleshooting
IOT Option Feeder I/F Failure
An Option Feeder communication failure is detected.
Applicable Error Code
• 004-310
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
■ Option Harness Assy (PL3.1.20)
■ MCU Board (SFP PL8.2.13; MFP
PL8.3.6)
■ Optional Feeder Assy (PL12.1.3)
■ Tray Harness Assy (Optional
Feeder Harness) (PL12.3.23)
■ “SFP Optional Feeder Plug/Jack
Designators” on page 10-5
■ “Map 5 - SFP Optional Feeder” on
page 10-10
■ “MFP Optional Feeder Plug/Jack
Designators” on page 10-14
■ “Map 10 - MFP Optional Feeder” on
page 10-19
Troubleshooting Procedure
Step Actions and Questions Yes No
1 Is the Optional Feeder installed
correctly?
Go to step 3. Reseat the
Optional
Feeder, then
go to step 2.
2 Does the error still occur when
printing?
Go to step 3. Complete.
3 Are the connections between the MCU
Board and Option Feeder Board (P/
J27, P/J273, and P/J419) connected
securely?
Go to step 5. Reconnect the
Plugs/Jacks
securely, then
go to step 4.
4 Does the error still occur when
printing?
Go to step 5. Complete.
5 Check the Optional Feeder Harness for
continuity.
Disconnect P/J419 from the Option
Feeder Board and P/J273 from the
Option Harness Assy.
Is each cable of P/J419 <=> P/J273
continuous?
Go to step 6. Replace the
Optional
Feeder Harness
(page 8-179).